{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67558",
    "entityType": "User",
    "nonce": "0x4e5295ebb5bdcd3950211fb0054444e0fb17c814b6aebc9c67b52db3ca8eb3d1",
    "signature": "0x7e35c24f350e821072bf8cef8310bbd52681a27246a75ae2efa7926cb2366cfd397a4db546145b8273762df13c4c6c16870aa4f137ae1eb959b546f828edc5571c",
    "signer": "0x7D6D9035aa24159A11b756872c46237Cd881A110",
    "userId": "892995183"
  }
}